<template>
   <view class="login-container">
      <!-- 提示登录的图标 -->
      <uni-icons type="contact-filled" size="100" color="#AFAFAF"></uni-icons>
      <!-- 登录按钮 -->
      <button type="primary" class="btn-login" @click="getUserProfile">一键登录</button>
     <!-- <button type="primary" class="btn-login" open-type="getUserInfo" @getuserinfo="getUserInfo">一键登录</button> -->
      <!-- 登录提示 -->
      <view class="tips-text">登录后尽享更多权益</view>
    </view>
</template>

<script>
  import { mapMutations,mapState } from 'vuex'
  export default {
    name:"my-login",
    data() {
      return {
        
      };
    },
    methods:{
      // getUserInfo(e) {
      //       // 判断是否获取用户信息成功
      //       if (e.detail.errMsg === 'getUserInfo:fail auth deny') return uni.$showMsg('您取消了登录授权！')
      //       // 获取用户信息成功， e.detail.userInfo 就是用户的基本信息
      //       console.log(e.detail.userInfo)
      //     }
      // },
      getUserProfile(){
        uni.getUserProfile({
          desc:"进行登录",
          success:(res)=>{
            console.log(res);
            this.updateUserInfo(res.userInfo)
            this.getToken(res)
          },
          fail:err=>{
            return uni.$showMsg('您取消了登录授权！');
          }
        })
      } ,
      async getToken(info){
        const [err,res]=await uni.login().catch(err=>err)
        if(err||res.errMsg!=='login:ok') return uni.$showError('登录失败！')
        const query ={
          code:res.code,
          encryptedData: info.encryptedData,
          iv: info.iv,
          rawData: info.rawData,
          signature: info.signature
        }
        const [nul,loginResult] = await uni.request({
          url:'http://127.0.0.1:80/',
          method:'GET'
        })
          if (loginResult.statusCode !== 200) return uni.$showMsg('登录失败！')
          this.updateToken(loginResult.data.token)
          this.navigateBack()
      },
      navigateBack(){
         if (this.redirectInfo && this.redirectInfo.openType === 'switchTab'){
           uni.switchTab({
             url:this.redirectInfo.from,
             complete:()=>{
               this.updateRedirectInfo(null)
             }
           })
         }
      },
       ...mapMutations('m_user', ['updateUserInfo', 'updateToken', 'updateRedirectInfo']), 
    },
     computed: {
        // 调用 mapState 辅助方法，把 m_user 模块中的数据映射到当前用组件中使用
        ...mapState('m_user', ['redirectInfo']),
      },
  }
</script>

<style lang="scss">
  .login-container {
  // 登录盒子的样式
  height: 750rpx;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: #f8f8f8;
  position: relative;
  overflow: hidden;

  // 绘制登录盒子底部的半椭圆造型
  &::after {
    content: ' ';
    display: block;
    position: absolute;
    width: 100%;
    height: 40px;
    left: 0;
    bottom: 0;
    background-color: white;
    border-radius: 100%;
    transform: translateY(50%);
  }

  // 登录按钮的样式
  .btn-login {
    width: 90%;
    border-radius: 100px;
    margin: 15px 0;
    background-color: #c00000;
  }

  // 按钮下方提示消息的样式
  .tips-text {
    font-size: 12px;
    color: gray;
  }
}
</style>
